Finding the Fourth Proportional to 1,670,764.93, 2,305,593.93 and 906,802.09
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Solution
The fourth proportional to 1,670,764.93, 2,305,593.93 and 906,802.09 is: 1,251,353.41
Step by Step Solution
- Step 1: Write the proportion equation
1,670,764.93 : 2,305,593.93 = 906,802.09 : x - Step 2: Convert to fraction form
1,670,764.93/2,305,593.93 = 906,802.09/x - Step 3: Cross multiply
1,670,764.93x = 2,305,593.93 × 906,802.09 - Step 4: Simplify right side
1,670,764.93x = 2,090,717,394,415.31 - Step 5: Solve for x
x = 2,090,717,394,415.31/1,670,764.93 - Step 6: Final answer
x = 1,251,353.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.